Classification of accessions into variety groups is based mainly on the morphologic features of the adult plant, and to a certain extent, on grain appearance. Recorded at reproductive stage. Observed in Asian cultivated species.

Population composition. Observed in African cultivated species.

identifier to distinguish heterogeneous population within an accession based on morpho agronomic traits

Year and season of planting.

The format is yyyyWS for wet season of the year and yyyyDS for dry season.

Weight (g) is taken from 100 well-developed grains dried to 13 percent moisture content. Observed at post-harvest in cultivated species.

Color of apiculus (tip of the lemma or palea) at reproductive. Observed in all species.

Color of apiculus (tip of the lemma or palea) at post-harvest. Observed in all species.

Color of awn (a bristle-like extension of varying lengths originating from the lemma of the grain). Observed in all species.

Presence of awn at reproductive stage. Observed in all species.

Color of the uppermost leaf below the flag leaf on the main culm at vegetative stage. Observed in all species.

Presence of hairs in blade surface at vegetative. Observed in all species

Color of the outer surface of the leaf sheath at vegetative. Observed in all species.

Color of the collar (the joint between the leaf sheath and leaf blade) at vegetative.

Culm angle at reproductive. Observed in all species.

Culm diameter of basal internode at reproductive (coded)

Culm diameter of basal internode at reproductive

Length (coded) from ground level to the base of the panicle at reproductive.

Length (cm) from ground level to the base of the panicle at reproductive. Observed in all species.

Culm or tiller count (coded data) includes both panicle-bearing and non-bearing tillers at reproductive stage.

Culm or tiller count includes both panicle-bearing and non-bearing tillers at reproductive stage.

Date of seeding

Date from seeding to 5 % emergence of all panicles in a plot. - Observed in all species.

Date when plants are 80% fully headed

Number of days from seeding to 80% fully headed. Observed in cultivated species.

Endosperm type. Observed at post harvest in all species.

Measured near the collar as the angle of attachment between the flag leaf blade and the main panicle axis. Recorded at reproductive stage. Observed in cultivated species.

Measured as the distance from the base of the lowermost sterile lemma to the tip (apiculus) of the fertile lemma or palea, which ever is longer. Observed at post-harvest in all species.

Measured as the distance across the fertile lemma and the palea at the widest point. Observed at post-harvest in all species.

Color of internode (the smooth, solid (when young), or hollow (when mature) part of the culm between two successive nodes) at reproductive. Observed in all species.

The angle of openness of the blade tip is measured against the culm on the leaf below the flag leaf. Recorded prior to heading. Observed in cultivated species.

Color of ligule (the thin, upright, membranous structure attached to the base on the inside of the leaf blade) at vegetative. Observed in cultivated species.

Length(mm) from the base of the collar to the tip. Recorded at reproductive stage.

Ligule shape at late vegetative. Observed in cultivated species.

Measured in cm from the topmost blade below the flag leaf on the main culm. Recorded at reproductive stage.

Measured in cm from the topmost blade below the flag leaf on the main culm. Transformed to coded data.

Lemma and palea color at post-harvest. Observed in all species.

Presence of hairs on the hull surface. Observed at post-harvest in all species.

The leaves below the flagleaf are observed at the time of harvest for their retention of greenness. Observed in all species.

Measured from the topmost leaf blade below the flag leaf on the main culm. Observed in cultivated species at late vegetative stage.

Measured from the topmost leaf blade below the flag leaf on the main culm. Transformed to coded data. Observed in cultivated species at late vegetative stage.

Maturity is estimated at 30 days after full heading. Observed in cultivated species.

Color of node (the solid portion of the culm, panicle axis, and panicle branches) at reproductive stage. Observed in all species.

Panicle axis at reproductive stage. Observed in all species.

Panicle exsertion at reproductive. Observed in all species.

Measured from the base to the tip of the panicle. Transformed to coded data. Observed at post-harvest.

Measured from the base to the tip of the panicle. Observed at post-harvest in cultivated species

Panicle shattering is the extent to which grains have shattered from the panicle at maturity. Observed in all species.

Panicle threshability is the extent of grain removal when matured panicle is grasped by hand and a slight rolling pressure is applied between the palm and the fingers. Recorded at harvest. Observed in all species.

Panicles are classified according to their mode of branching, angle of primary branches and spikelet density. Recorded at reproductive stage. Observed in all species.

Seed coat color (caryopsis - pericarp color)

Seedlings at 5-leaf stage is measured from the base of the shoot to the tip of the tallest leaf blade. Observed in all species.

Seedlings at 5-leaf stage is measured from the base of the shoot to the tip of the tallest leaf blade. Transformed to coded data. Observed in all species.

Secondary branching bearing the spikelets is examined at reproductive stage. Observed in all species.

Color of sterile lemma (the two flowerless bracts at the base of the spikelet). Observed at reproductive in all species.